2(z-20)+3z=20

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Solution for 2(z-20)+3z=20 equation:


Simplifying
2(z + -20) + 3z = 20

Reorder the terms:
2(-20 + z) + 3z = 20
(-20 * 2 + z * 2) + 3z = 20
(-40 + 2z) + 3z = 20

Combine like terms: 2z + 3z = 5z
-40 + 5z = 20

Solving
-40 + 5z = 20

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '40' to each side of the equation.
-40 + 40 + 5z = 20 + 40

Combine like terms: -40 + 40 = 0
0 + 5z = 20 + 40
5z = 20 + 40

Combine like terms: 20 + 40 = 60
5z = 60

Divide each side by '5'.
z = 12

Simplifying
z = 12

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